Quality Controlling method of Qianlieshule preparation
A quality control method and technology of Qianlieshu, applied in the field of quality control of traditional Chinese medicine preparations, can solve problems such as affecting product production and quality assurance, and failing to effectively control the quality of Qianlieshu preparations.
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Embodiment 1
[0147] The quality control of embodiment 1 Qianlieshule mixture
[0148] The quality control method of the present invention comprises the following steps:
[0149] The observation of traits, the steps are:
[0150] 【Properties】This product is a dark brown or black liquid with a small amount of precipitation; the taste is slightly bitter.
[0151] Content identification, the steps are:
[0152] [Identification] (1) Take 10ml of this product, put it in a stoppered test tube, shake vigorously for 1 minute, and produce stable and persistent foam.
[0153] (2) Take 4ml of this product, put it in a test tube, add 4-5 drops of 0.5% ninhydrin ethanol solution, mix well, put it in a boiling water bath and heat it for several minutes, and it will appear purple.
[0154] (3) Take 10ml of this product, evaporate to dryness in a water bath, add 10ml of absolute ethanol, ultrasonically treat for 10 minutes, filter, take 2ml of the filtrate, wave it to 1ml in a water bath, add appropriat...
Embodiment 2
[0168] Embodiment 2 Qianlieshule mixture
[0169] The prescription consists of:
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